mirror of
https://github.com/neovim/neovim.git
synced 2024-12-29 14:41:06 -07:00
108 lines
2.8 KiB
VimL
108 lines
2.8 KiB
VimL
|
" Language: xml
|
||
|
|
" Maintainer: Johannes Zellner <johannes@zellner.org>
|
||
|
|
" Last Change: 2012 Jul 25
|
||
|
|
" Notes: 1) does not indent pure non-xml code (e.g. embedded scripts)
|
||
|
|
" 2) will be confused by unbalanced tags in comments
|
||
|
|
" or CDATA sections.
|
||
|
|
" 2009-05-26 patch by Nikolai Weibull
|
||
|
|
" TODO: implement pre-like tags, see xml_indent_open / xml_indent_close
|
||
|
|
|
||
|
|
" Only load this indent file when no other was loaded.
|
||
|
|
if exists("b:did_indent")
|
||
|
|
finish
|
||
|
|
endif
|
||
|
|
let b:did_indent = 1
|
||
|
|
let s:keepcpo= &cpo
|
||
|
|
set cpo&vim
|
||
|
|
|
||
|
|
" [-- local settings (must come before aborting the script) --]
|
||
|
|
setlocal indentexpr=XmlIndentGet(v:lnum,1)
|
||
|
|
setlocal indentkeys=o,O,*<Return>,<>>,<<>,/,{,}
|
||
|
|
|
||
|
|
if !exists('b:xml_indent_open')
|
||
|
|
let b:xml_indent_open = '.\{-}<\a'
|
||
|
|
" pre tag, e.g. <address>
|
||
|
|
" let b:xml_indent_open = '.\{-}<[/]\@!\(address\)\@!'
|
||
|
|
endif
|
||
|
|
|
||
|
|
if !exists('b:xml_indent_close')
|
||
|
|
let b:xml_indent_close = '.\{-}</'
|
||
|
|
" end pre tag, e.g. </address>
|
||
|
|
" let b:xml_indent_close = '.\{-}</\(address\)\@!'
|
||
|
|
endif
|
||
|
|
|
||
|
|
let &cpo = s:keepcpo
|
||
|
|
unlet s:keepcpo
|
||
|
|
|
||
|
|
" [-- finish, if the function already exists --]
|
||
|
|
if exists('*XmlIndentGet')
|
||
|
|
finish
|
||
|
|
endif
|
||
|
|
|
||
|
|
let s:keepcpo= &cpo
|
||
|
|
set cpo&vim
|
||
|
|
|
||
|
|
fun! <SID>XmlIndentWithPattern(line, pat)
|
||
|
|
let s = substitute('x'.a:line, a:pat, "\1", 'g')
|
||
|
|
return strlen(substitute(s, "[^\1].*$", '', ''))
|
||
|
|
endfun
|
||
|
|
|
||
|
|
" [-- check if it's xml --]
|
||
|
|
fun! <SID>XmlIndentSynCheck(lnum)
|
||
|
|
if '' != &syntax
|
||
|
|
let syn1 = synIDattr(synID(a:lnum, 1, 1), 'name')
|
||
|
|
let syn2 = synIDattr(synID(a:lnum, strlen(getline(a:lnum)) - 1, 1), 'name')
|
||
|
|
if '' != syn1 && syn1 !~ 'xml' && '' != syn2 && syn2 !~ 'xml'
|
||
|
|
" don't indent pure non-xml code
|
||
|
|
return 0
|
||
|
|
elseif syn1 =~ '^xmlComment' && syn2 =~ '^xmlComment'
|
||
|
|
" indent comments specially
|
||
|
|
return -1
|
||
|
|
endif
|
||
|
|
endif
|
||
|
|
return 1
|
||
|
|
endfun
|
||
|
|
|
||
|
|
" [-- return the sum of indents of a:lnum --]
|
||
|
|
fun! <SID>XmlIndentSum(lnum, style, add)
|
||
|
|
let line = getline(a:lnum)
|
||
|
|
if a:style == match(line, '^\s*</')
|
||
|
|
return (&sw *
|
||
|
|
\ (<SID>XmlIndentWithPattern(line, b:xml_indent_open)
|
||
|
|
\ - <SID>XmlIndentWithPattern(line, b:xml_indent_close)
|
||
|
|
\ - <SID>XmlIndentWithPattern(line, '.\{-}/>'))) + a:add
|
||
|
|
else
|
||
|
|
return a:add
|
||
|
|
endif
|
||
|
|
endfun
|
||
|
|
|
||
|
|
fun! XmlIndentGet(lnum, use_syntax_check)
|
||
|
|
" Find a non-empty line above the current line.
|
||
|
|
let lnum = prevnonblank(a:lnum - 1)
|
||
|
|
|
||
|
|
" Hit the start of the file, use zero indent.
|
||
|
|
if lnum == 0
|
||
|
|
return 0
|
||
|
|
endif
|
||
|
|
|
||
|
|
if a:use_syntax_check
|
||
|
|
let check_lnum = <SID>XmlIndentSynCheck(lnum)
|
||
|
|
let check_alnum = <SID>XmlIndentSynCheck(a:lnum)
|
||
|
|
if 0 == check_lnum || 0 == check_alnum
|
||
|
|
return indent(a:lnum)
|
||
|
|
elseif -1 == check_lnum || -1 == check_alnum
|
||
|
|
return -1
|
||
|
|
endif
|
||
|
|
endif
|
||
|
|
|
||
|
|
let ind = <SID>XmlIndentSum(lnum, -1, indent(lnum))
|
||
|
|
let ind = <SID>XmlIndentSum(a:lnum, 0, ind)
|
||
|
|
|
||
|
|
return ind
|
||
|
|
endfun
|
||
|
|
|
||
|
|
let &cpo = s:keepcpo
|
||
|
|
unlet s:keepcpo
|
||
|
|
|
||
|
|
" vim:ts=8
|